# Build stage
FROM node:20-slim AS builder

WORKDIR /app

# Copy package files
COPY package*.json ./

# Install dependencies
RUN npm install

# Copy source code
COPY . .

# Build TypeScript
RUN npm run build

# Production stage
FROM node:20-slim AS production

WORKDIR /app

# Install Chromium dependencies for Puppeteer
RUN apt-get update && apt-get install -y \
    chromium \
    fonts-liberation \
    libasound2 \
    libatk-bridge2.0-0 \
    libatk1.0-0 \
    libcups2 \
    libdbus-1-3 \
    libdrm2 \
    libgbm1 \
    libgtk-3-0 \
    libnspr4 \
    libnss3 \
    libx11-xcb1 \
    libxcomposite1 \
    libxdamage1 \
    libxfixes3 \
    libxrandr2 \
    libxss1 \
    xdg-utils \
    --no-install-recommends \
    && rm -rf /var/lib/apt/lists/*

# Set Puppeteer to use installed Chromium
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium

# Copy package files
COPY package*.json ./

# Install production dependencies only
RUN npm install --omit=dev

# Copy built files from builder
COPY --from=builder /app/dist ./dist

# Create non-root user
RUN groupadd -r nodejs && useradd -r -g nodejs nodejs

# Change ownership of app directory
RUN chown -R nodejs:nodejs /app

USER nodejs

# Expose port
EXPOSE 3001

# Set environment variables
ENV NODE_ENV=production
ENV PORT=3001

# Start the application
CMD ["node", "dist/index.js"]